Pith Number

pith:PAE2EDVU

pith:2021:PAE2EDVUXJ2SHBZC5L5HIUHENX

not attested not anchored not stored refs pending

FASA: Feature Augmentation and Sampling Adaptation for Long-Tailed Instance Segmentation

Chen Change Loy, Chen Huang, Yuhang Zang

arxiv:2102.12867 v2 · 2021-02-25 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PAE2EDVUXJ2SHBZC5L5HIUHENX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T03:18:39.718248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7809a20eb4ba75238722eafa7450e46dc5894e029b9626fe1d925d8d0f92e1de

Aliases

arxiv: 2102.12867 · arxiv_version: 2102.12867v2 · doi: 10.48550/arxiv.2102.12867 · pith_short_12: PAE2EDVUXJ2S · pith_short_16: PAE2EDVUXJ2SHBZC · pith_short_8: PAE2EDVU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/PAE2EDVUXJ2SHBZC5L5HIUHENX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7809a20eb4ba75238722eafa7450e46dc5894e029b9626fe1d925d8d0f92e1de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a20eb64f827e76b43d6fca0a0079935f5b3ab39fc7b7f09627ff1ec6c806487",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-25T14:07:23Z",
    "title_canon_sha256": "91e58e15fdb8307c9aea66557656ff4da0e07dc934b5319bf4a69383fbd202a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12867",
    "kind": "arxiv",
    "version": 2
  }
}